| 300241 | BC549ABU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300242 | BC549ATA | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300243 | BC549B | 0.625W General Purpose NPN Plastic Leaded Transistor. 30V Vceo, 0.100A Ic, 200 - 450 hFE | Continental Device India Limited |
| 300244 | BC549B | Si-Epitaxial PlanarTransistors | Diotec Elektronische |
| 300245 | BC549B | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300246 | BC549B | Small Signal Transistor (NPN) | General Semiconductor |
| 300247 | BC549B | Silicon NPN Epitaxial Planar Low Noise AF Transistor | IPRS Baneasa |
| 300248 | BC549B | Low frequency transistor | mble |
| 300249 | BC549B | Low Noise Transistors | Motorola |
| 300250 | BC549B | Low Noise Transistors | ON Semiconductor |
| 300251 | BC549B | NPN general purpose transistors | Philips |
| 300252 | BC549B | NPN Silicon Transistor for low-noise AF prestages | Siemens |
| 300253 | BC549B | 30 V, 100 mA, NPN silicon transistor | Siemens |
| 300254 | BC549B | Discrete Devices-Transistor-NPN Bipolar Transistor | Taiwan Semiconductor |
| 300255 | BC549B-D | Low Noise Transistors NPN Silicon | ON Semiconductor |
| 300256 | BC549BBU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300257 | BC549BP | General purpose NPN transistor | FERRANTI |
| 300258 | BC549BP | Low Noise NPN Transistor | FERRANTI |
| 300259 | BC549BTA | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
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| 300260 | BC549BTAR | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300261 | BC549BTF | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300262 | BC549BTFR | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300263 | BC549BU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300264 | BC549C | 0.625W General Purpose NPN Plastic Leaded Transistor. 20V Vceo, 0.100A Ic, 420 - 800 hFE | Continental Device India Limited |
| 300265 | BC549C | Si-Epitaxial PlanarTransistors | Diotec Elektronische |
| 300266 | BC549C | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300267 | BC549C | Small Signal Transistor (NPN) | General Semiconductor |
| 300268 | BC549C | Silicon NPN Epitaxial Planar Low Noise AF Transistor | IPRS Baneasa |
| 300269 | BC549C | Low frequency transistor | mble |
| 300270 | BC549C | Low Noise Transistors | Motorola |
| 300271 | BC549C | Low Noise Transistors | ON Semiconductor |
| 300272 | BC549C | NPN general purpose transistors | Philips |
| 300273 | BC549C | NPN Silicon Transistor for low-noise AF prestages | Siemens |
| 300274 | BC549C | 30 V, 100 mA, NPN silicon transistor | Siemens |
| 300275 | BC549C | Discrete Devices-Transistor-NPN Bipolar Transistor | Taiwan Semiconductor |
| 300276 | BC549CBU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300277 | BC549CP | General purpose NPN transistor | FERRANTI |
| 300278 | BC549CP | Low Noise NPN Transistor | FERRANTI |
| 300279 | BC549CTA | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 300280 | BC549CTF | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
